gist: 8573


  
    
      undo_in_flash_message.rb #
    
    
      
      
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              def destroy
  @foo = Foo.find(params[:id])
  @foo.update_attribute(:deleted_at, Time.now)
  flash.now[:notice] = "Foo has been deleted. <a href='#{undo_delete_message_path(@message)}'>Undo</a>"
end
 
def revert
  @foo = Foo.find(params[:id])
  @foo.update_attribute(:deleted_at, nil)
  ...
end
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